Police have released details of three of four victims of a fatal collision on the M5 in South Gloucestershire.

Four people died in the collision, which happened between J15 and 14 northbound on Saturday September 16.

Although formal identification procedures have not yet been completed, the victims are believed to be Richard Henry Evans, 66, known as Harry, his wife Elaine, 62, and her mother Audrey Hodge, 84, all from the Liverpool area.

They were all travelling on the northbound carriageway in a Subaru Forester.